Thursday
May 5, 2016

Posts by Nikki

Total # Posts: 637

Physics
(I'll try to describe this the best I can, it's a little hard without showing a picture) This question deals with projectile motion: An archer is standing 150 meters above another archer 450 meters away [so visually the 150m and 450m make the right angle]. The archer ...
September 27, 2009

math
g(x) = abs(f(x)) [abs = absolute value] How exactly do I explain this transformation? I don't think "y-values turn positive, matching x-values of f" works very well. An example of another transformation: g(x) = 3f(x) ~Vertical dilation by a factor of 3. So how do...
September 20, 2009

finance
14. Lear, Inc., has $800,000 in current assets, $350,000 of which are considered permanent current assets.
September 20, 2009

U.S. History
What exactly were the colonists' reactions after the King issued the Proclamation of 1763? I know "shocked" and "feeling like they can't doing anything without England stepping in" are the obvious ones, but was there anything really specific? On the...
September 19, 2009

finance/math
N-84 (7*12) I\Y-12% P\Y-1 C\Y-1 PV-(8000) PMT-0 FV-108,994,326 I think you do it this way but the number is too big...
September 6, 2009

Chemistry
why are diamond tips used on industrial drills?
September 6, 2009

algebra
my teacher wants us to do problems 1-99 in our books, he wrote it on the board like this; "EEO #1-99" what dose EEO mean?
August 26, 2009

Math
Graph and identify the kind of conic the graph represents: a. x(t)=3 cos t y(t)=3 sin t on [0,2pi] b. x(t) =2 cos t y(t) =5 sin t on [1,5] I tried graphing A on my TI-89 calculator as y(1)=3 cos x and y(2)=3 sin x. All I see are two wave-like graphs crossing each other; I don...
August 11, 2009

Math (repost)
Graph x = y^2-6y+11 a. In function mode using two functions b. In parametric mode I already figured out how to graph it in functions, which is +/-sqrt(x-2)+3. The graph is a sideways parabola in the first quadrant opening to the right. I have no idea on how to come up with ...
August 9, 2009

math
Graph x = y^2-6y+11 a. In function mode using two functions b. In parametric mode I already figured out how to graph it in functions, which is +/-sqrt(x-2)+3. The graph is a sideways parabola in the first quadrant. I have no idea on how to come up with parametric equations for...
August 9, 2009

Math
Thanks! That really helps. However, what about the Cartesian equation? Am I on the right track with that?
August 9, 2009

Math
(With a TI-89 calculator) Graph x(t) = 3t^2 and y(t)=2-2t on [0,1]. Write a Cartesian equation that models this graph. Identify the initial and terminal points. I graphed both equations, but I didn't really get what [0,1] meant. I think it's an interval. Also, with the...
August 9, 2009

Technology in Health Services
Imagine you work for a health care or human service organization that does not use an intranet. Write a proposal to management that lists the elements of an effective intranet, why each element is important, and the benefits of building an intranet as opposed to only using the...
June 7, 2009

pronoun case
Which is proper english and why? 20a. My best friend and I are going to Hawaii this summer. 20b. My best friend and me are going to Hawaii this summer.
May 22, 2009

literature
The Call of the Wild, the supplies brought on the sled of Hal, Charles, and Mercedes, taken symbolically, represent A. their defining success in terms of possessions. B. life triumphing over death. C. an idealistic lust for life. D. an effort to bring civilization with them.
May 19, 2009

science
according to scientific hypothesis, how were earth's oceans formed? when do scientists hypothesiz they formed?
April 6, 2009

medical terminology/biochemistry
To fully eliminate all infectious microorganisms, which of the following measures must be used? A. Cleaning B. Washing C. Disinfection D. Sterilization
March 25, 2009

Math
Which of the following are examples of multiplicative inverses? 1) csc x and sin x 2) tan x and cot x 3) cos^-1 and cos x 4) ln x and e^x A. All of these B. 1 and 2 C. 1,2, and 3 D. 3 and 4 I know it's not all of them...but I'm leaning toward B. Help please? Thank you!
March 8, 2009

Linear Algebra
In 3-space, a plane abc is spanned by three points a, b, c. The point x does not lie on this plane. I'm trying to find the formulas used to find the point p on abc with minimal distance to x. I know the point p must be perpendicular to the point p and the plane. So, I ...
March 1, 2009

physics
A sled with a mass of 9.50 kg moves in a straight line on a frictionless horizontal surface. At one point in its path, its speed is 2.80 m/s; after it has traveled 2.50 m beyond this point, its speed is 6.50 m/s. Use the work-energy theorem to find the force acting on the sled...
February 25, 2009

physics
i still dont understand
February 25, 2009

physics
A soccer ball with mass 0.410 kg is initially moving with speed 4.30 m/s. A soccer player kicks the ball, exerting a constant force of magnitude 44.0 N in the same direction as the ball's motion. Over what distance must the player's foot be in contact with the ball to ...
February 25, 2009

Math
How do you figure out the csc(-390deg)? Thank you very much!
February 25, 2009

math
In a bottling company, a machine can fill a 2-liter (L) bottle in 0.5 second (s) and move the next bottle into place in 0.1 s. How many 2-L bottles can be filled by the machine in 2 h?
February 17, 2009

litureature
why not just help the kid who cant even spell literature lmao xD
January 16, 2009

English
What is a unnecessary shift, necessary shift, and a no shift?
December 4, 2008

math
2x+2x+2x 6x
December 4, 2008

Chemistry
What's the difference between ionic and covalent bonding? ~thank you
November 23, 2008

Cultural Diversity
What are pertinent issues between Native Americans and the federal government?
November 21, 2008

chemistry
i am not doing it right , first i got Hydrogen and then Helium...im not sure what im doing wrong
October 16, 2008

chemistry
A sample of neon effuses from a container in 73 seconds. The same amount of an unknown noble gas requires 149 seconds. Identify the gas.
October 16, 2008

algebra
keisha told her swim coach that she would swim at least half a mile. If one lap is 50 yards, what is the fewest number of laps she must swim?
October 15, 2008

algebra
jack and jessica earned the same amount last wek. They both work for the same hourly rate. Jack worked 18 hours and had $42 deducted from his pay. Jessica worked 15 hours and had $18 deducted from her pay. what was each person's last week salary?
October 15, 2008

chem
The air in a bicycle tire is bubbled through water and collected at 25 C. If the total volume of gas collected is 5.65 L at a temperature of 25 C and a pressure of 735 torr, how many moles of gas was in the bicycle tire?
October 13, 2008

chem
thank you!
October 10, 2008

chem
im not sure how to approach the problem i got 11.6 L
October 10, 2008

chem
Use the molar volume of a gas at STP to determine the volume (in L) occupied by 10.5g of neon at STP.
October 10, 2008

Chemistry
How can i find the manganese content of tea?
October 9, 2008

AP World History
On comparing Rome and Han China in a practice comparative essay for the AP Exams: "Rome and Han China had similarities in society, government, and how their empire fell, as well as differences in these same three areas." Is this a good thesis statement? If not, I'...
September 27, 2008

AP World History
On slaves in Rome and China (753 B.C.E.-600 C.E.): What are some of the passive-resistance tactics that slaves resorted to, and what did they achieve by these actions?
September 25, 2008

Geography
How do I find and plot the coordinates for all of the Florida huricaines in 2008 from Aug 28th until now?
September 22, 2008

math
Describe some practical applications for fractions in your daily life. What are the challenges you have experienced regarding the use of fractions? Explain your answers.
September 21, 2008

Math
(4b^4+2) - (7b^2-5) - (6b^4-2b^2) How do you exactly solve/simplify this? I get confused with the signs when it comes to adding/subtracting terms like these. Thanks much!
September 20, 2008

Math
Oh, wait...It should actually be this (sorry!) {[(6x+1)^3][(27x^2+2)}-{(9x^3+2x)](3)[(6x+1)^2](6)} over [(6x+1)^3]^2
September 10, 2008

Math
[(6x+1)^3][(27x^2+2)-(9x^3+2x)](3)[(6x+1)^2](6) over [(6x+1)^3]^2 Help me simplify please? Here's what I got so far: [(6x+1)^5]{(27x^2+2)-[x(9x^2+2)]}(18) over (6x+1)^6 It says in the back of the book (it's an odd problem that the answer is 27x^2-24x+2 over (6x+1)^4 ...
September 10, 2008

Math (Calculus?)
sorry about that. it was written like that in the book o.o'' It should be this (I think): [x^5*(-3)*[(x^2+1)^-4]*(2x)] - {[(x^2+1)^-3] * [(5)x^4]} over (x^5)^2
September 9, 2008

Math (Calculus?)
[x^5(-3)(x^2+1)^-4(2x)]-(x^2+1)^-3(5)x^4] / (x^5)^2 Can someone show my how to simplify this, step by step? So far I got that the denominator should be x^10 because of the exponents, and (x^2+1)^-4 could be simplified as [(x+1)(x-1)]/4, likewise with (x^2+1)^-3, except the ...
September 9, 2008

Math
5x^2 + 26x + 5 Besides guessing and checking, is there any other way or "trick" (preferably not time-consuming) to factor polynomials whose leading coefficient is NOT 1? Thanks much!
September 3, 2008

Math
(2x^2)^3/2 / 2^1/2x^4 can someone tell me how to simplify this? thanks much!
August 31, 2008

algebra II
this is called equations utilizng inverses how would i solve this problem: [ 15 18 ] = [ 6 -3] [ 34 27 ] [ 7 -2] A
August 27, 2008

algebra ll
how do i find the inverse of the matrix [ 10 9 ] [ 8 -1 ]
August 26, 2008

science
Describe at least three potential indoor air quality (IAQ) hazards in your home. What are the possible health impacts of each hazard? Do you believe your health is at risk based on your exposure to the three IAQ hazards? Why or why not? What can you do to reduce exposure to ...
August 6, 2008

English
Is there a site where it can accurately check grammar? I use the the Word grammar/spell check, and it still messes up at times :/ thanks much!
July 27, 2008

science
Provide a one sentence description of typical precipitation and temperature for summer and winter. Use terms such as cool, cold, warm, hot, dry, and wet. Then, identify the characteristics of a plant and animal that is seen regularly in your region. How do the characteristics ...
July 24, 2008

algebra
hi i was wondering if u can help me with this problem which says...stopping distance is breaking distance plus your reaction time. suppose you are told that the stoppin distance D is related to speed S by this equation: d(s)= 0.05s to the 2nd power+2.15s+1 and i need to slove ...
July 20, 2008

Law and Ethics
I submitted my HIPAA RESEARCH PROJECT and it was graded within 3 days. I received an 84!
July 20, 2008

Law and Ethics
I am also taking this same course with Penn Foster for Health Information Technology. I have been stuck on this research paper for about 1 month now. I'm wanting to finish it so badly. I have most of the answers except the one about the written privacy policies and ...
July 20, 2008

INTRODUCTION TO PSYCHOLOGY
What are some of the ways that Psychologists attempt to explain human behavior? One of the major debates within the field of Psychology is the degree to which nature versus nurture shape human behaviors and traits. What comprises our nature? How would you define nurture? How ...
July 16, 2008

science
thank you for the tip
July 15, 2008

science
Create an outline of the risk of using Malathion according to the four steps of risk assessment presented in Ch. 4, p. 73, Figure 4.1: o Hazard identification o Dose-response o Exposure o Risk characterization · Decide your vote for the city council based on your ...
July 15, 2008

Environmental Science
Post your response to the following: Reflect on your own worldview and compare it with the worldviews presented in the text. Provide examples of the benefits of your view to defend your position.
July 10, 2008

AP World History
A study question for George Orwell's "1984": Why is what the Party does to Winston UNLIKE other times in history when enemies were dealt with? The answer's going to be somewhere from the beginning of Part Three to Ch. IV, I'm just not sure what to answer...
July 4, 2008

World History
"A hierarchial society was only possible on a basis of poverty and ignorance." - From George Orwell's 1984 My first thought for the meaning of this quote was that a leveled society (low-med-high "class") would only be established by the poor and ...
June 26, 2008

205
In three of last four presidential races, the winner of the iowa repbulican primary has not captured the republican nomination. Therefore, the winner of the next iowa republican primary will not capture the republican nomination
June 4, 2008

Social Studies
Who deliberately stayed away from the covention during a crucial vote so that his colleague could cast Maryland's vote with a smaller state? Was it George Washington, Luther Martin, Danial St.Thomas Jenifer, or Abraham Baldwin.
May 28, 2008

Math - Geometry
Another question, hehe: By "two ends", you mean the radii of the circles?
May 21, 2008

Math - Geometry
A cylindrical solid has a cylindrical circular hold drilled out of the center. Bascially, it's a circular cylinder with a hollow spot right down the middle. Find the surface area of the resulting solid. radius of larger circle: 2in radius of smaller circle (hollow area): ...
May 21, 2008

english
what are the branches of english
May 7, 2008

Geometry
Find the area of a regular pentagon with radius 3cm. Round to the nearest tenth. No picture is given, but I believe a circle can surround the figure. I'm not really sure how to find the area of the figure when the side length isn't given. Can you guys help me? Thanks ...
April 19, 2008

physics
did anyone get the answer to this problem?
April 15, 2008

religion
The basis of Jewish faith is found in which part of the Bible?
April 14, 2008

literature/poetry
bob that made me laugh lmaooo
April 13, 2008

science
what is the name of the force that slows the boat down
April 8, 2008

algbra
It was an acher!
April 6, 2008

Geometry
The question is to find the measure of arc PQ in Circle A. The point A is the center of the circle, and the chords PR and SQ intersect at the center. Arc PQ is (3y-10), while arc SR is (2y+20). I know there's a theorem that states that when two chords intersect in the ...
April 1, 2008

Geometry
A circle is circumscribed by a pentagon. The sides are all tangent to the circle. (It's a bit hard to explain without a picture, so I'll do my best.) The pentagon is QSUWY. However, there are points in between all five sides. In SQ lies point R, SU point T, UW point V...
April 1, 2008

english
I asked a similar question earlier, but I wasn't clear enough. The subtitle of Auden's The Unknown Citizen is "To JS/07/M/378 This Marble Monument is Erected by the State" So, is the entire poem an obituary written on the monument? Or is it a government ...
February 26, 2008

english
Okay... these are a lot of questions! would Auden's 'The Unknown Citizen' be an example of reductio ad absurdum? And is the entire poem an epitaph? Or is it simply the persona speaking? Would you say it is a combination of elegy and satire?
February 26, 2008

Physics
When you look at a distant galaxy through a telescope, how is it that you're looking backward in time?
February 22, 2008

TO PsyDAG
Thank You
February 22, 2008

Physics
Why do objects illuminated by moonlight lack color?
February 22, 2008

TO PsyDAG
Thank You for your help
February 22, 2008

Physics
What astronomical event would be seen by observers on the Moon at the time the Earth experiences a lunar eclipse? At the time the Earth experiences a solar eclipse?
February 22, 2008

Social Science
Charateristic of nonverbal and verbal communication for audiences in tense situation (supervisor & instructors)
February 13, 2008

science
Does asexual reproduction use meiosis or mitosis?why?
January 24, 2008

AP CHEM
help please. i don't even know where to start An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has been filled with nitrogen gas at a pressure of 790. torr and a temperature of 15?C. When the container is evacuated and refilled with a ...
January 23, 2008

DeRidder High
I HAVE A TAXONOMY PROJECT DUE TOMORROW AND I REALLY DO NOT UNDERSTAND EXACTLY HOW TO DO IT. AT THE TOP IT SAYS "IN THE YEAR 2525" I DO NOT KNOW HOW TO WORK THIS. CAN YOU PLEASE HELP ME OUT????
January 22, 2008

OCS
2X or X squared ????
January 17, 2008

OCS
What is X times X
January 17, 2008

1ST GRADE GRAMMER
"I" is the subject. "gave an apple to the horse." is the predicate.
January 15, 2008

English
What are some ideas of writing a satire or parody of a stereotype in todays western world.
January 13, 2008

Math
Please help with this question. Determine an algebraic model for Alvins data and use it to make a reasonable prediction for the population in 2036. I am having trouble with the algebraic model. thanks
January 13, 2008

English
Could you give me an example of a stereotype satire, this sort of confuses me as well. Thanks
January 10, 2008

English
I have to write a movie/tv script satirizing/parodying gender stereotypes as they are seen in western media today. It has to have one female and male gender stereotype but the twist is we must satirize the gender stereotypes in our script. Could you please explain this to me ...
January 10, 2008

Math - Geometry
Two right triangles are touching at the tips. The left triangle has the 90 degree angle to the bottom left, and 33 degrees on the bottom right. Based on this info, the other angle is 57 degrees. The right triangle has the right angle given, but it is on the top right, and the ...
December 1, 2007

Math -
-3R-15=3R-3 -6R=-12 -12/6=2 R=-2
November 12, 2007

Math ?
Which of these numbers is prime? Explain why or why not. 407 409 411 413
November 10, 2007

Language Arts
I am in a verse chior group for oral language and I need an oral language peice that is up to 8th grade reading level. Any ideas?
October 15, 2007

social studies
whats one way the earths crust change??
October 15, 2007

Math-Geometry
Angle BOC equals 60 degrees, so again, AOC is 94 degrees. If I add AOB, BOC, and COD, I get the measure of DOA, which is 128. Thank you!!!
October 10, 2007

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